Παραπομπή APA

Narendra Bhushan. (2013). Upasana. Sadhana.

Παραπομπή Chicago Style

Narendra Bhushan. Upasana. Kottayam: Sadhana, 2013.

Παραπομπή MLA

Narendra Bhushan. Upasana. Sadhana, 2013.